None**. They operate in the **dark**.
Sorry we closed 18 seconds ago and I've just cashed up.
You don't know man, you weren't there!
Only one... but it will take a few episodes. The lightbulb saga
One. They're used to having their lights knocked out.That joke turned dark fast. I'll see myself to my respective corner.
Because dogs can't operate MRI machines, but catscan.
A monkey. (p.s. I have a wonderful, terrible love for bad jokes)
He just couldn't hold it any longer.